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by active carbon

by active carbon · Cooperative Patent Classification (CPC)

Chemical and metallurgical processes, compounds, and materials.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
MetricValue
CPC codeC01B7/0725
Official title{by active carbon}
Display labelby active carbon
Total patents9

Filing trend

Year-over-year patent counts classified under this CPC code.

Filing activity over the last five years is declining.

Patents filed per year
YearPatents
20172
20182
20192
20202
20251

Representative patents

Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.